UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): August 7, 2013

Maxygen, Inc.

(Exact Name of Registrant as Specified in Charter)

Delaware

000-28401

77-0449487

(State or Other Jurisdiction

of Incorporation)

(Commission

File Number)

(IRS Employer

Identification No.)

411 Borel Avenue, Suite 616

San Mateo, CA 94402

(Address of Principal Executive Offices)

(650) 241-2292

(Registrant’s telephone number, including area code)

Not Applicable

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

¨	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 2.02

Results of Operations and Financial Condition

On August 7, 2013, Maxygen, Inc. issued a press release announcing its financial results for the quarter ended June 30, 2013. A copy of the press release announcing these financial results and certain other information is attached as Exhibit 99.1 to this report.

Item 9.01

Financial Statements and Exhibits

(d)

Exhibits



99.1		Press Release dated August 7, 2013, titled “Maxygen Reports Second Quarter 2013 Financial Results.”

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.


	MAXYGEN, INC.
	(Registrant)

Date: August 7, 2013

	/s/ John Borkholder
	(Signature)
	Name:	John Borkholder
	Title:	General Counsel & Secretary

MAXYGEN INC 8-K